Growing community of inventors

Midland, MI, United States of America

Charles W Calvin

Average Co-Inventor Count = 9.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 9

Charles W CalvinRatko Menjak (1 patent)Charles W CalvinMichael J Augustine (1 patent)Charles W CalvinDavid E King (1 patent)Charles W CalvinMichael Richard Pyrett (1 patent)Charles W CalvinThomas J Bucholz (1 patent)Charles W CalvinJames P Kelly (1 patent)Charles W CalvinGeorge S Frahm (1 patent)Charles W CalvinNeil T Beyersdorf (1 patent)Charles W CalvinCharles W Calvin (1 patent)Ratko MenjakRatko Menjak (24 patents)Michael J AugustineMichael J Augustine (12 patents)David E KingDavid E King (7 patents)Michael Richard PyrettMichael Richard Pyrett (7 patents)Thomas J BucholzThomas J Bucholz (4 patents)James P KellyJames P Kelly (2 patents)George S FrahmGeorge S Frahm (1 patent)Neil T BeyersdorfNeil T Beyersdorf (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Delphi Technologies, Inc. (1 from 5,161 patents)


1 patent:

1. 7383750 - Double flank delash gear mechanism

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1/3/2026
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